Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.448 5.274/6.237 5.566 ± 0.7529
ea02 1342 1342/1342 1342 ± 0.00004257 5.817 5.33/6.652 5.798 ± 0.9187
ea03 1342 1342/1342 1342 ± 0.000008584 2.115 1.991/2.436 2.21 ± 0.2903
ea04 1342 1342/1342 1342 ± 0.0000314 5.472 5.269/6.337 5.609 ± 0.8688
ea05 1342 1342/1342 1342 ± 0.00002843 5.49 5.221/6.614 5.742 ± 0.895
ea06 1342 1342/1342 1342 ± 0.000006636 4.67 4.379/5.26 4.665 ± 0.6344
ea07 1342 1342/1342 1342 ± 0.00004266 6.073 5.554/6.451 5.941 ± 0.8825
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00003133 5.62 5.281/6.627 5.747 ± 0.8767
ea10 1342 1342/1342 1342 ± 0.00004259 6.047 5.374/6.91 5.929 ± 0.9722
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004094 5.676 5.444/6.717 5.862 ± 0.9481
ea13 1342 1342/1342 1342 ± 0.00002635 5.881 5.687/6.469 5.96 ± 0.8044
ea14 1342 1342/1342 1342 ± 0.00003876 5.559 5.057/6.361 5.556 ± 0.9003
ea15 1342 1342/1342 1342 ± 0.000005283 3.386 3.235/4.262 3.613 ± 0.7082
ea16 1342 1342/1342 1342 ± 0.00003797 5.904 5.554/6.853 5.974 ± 1.073
ea17 1342 1342/1342 1342 ± 0.00001092 6.2 5.664/7.341 6.25 ± 1.101
ea18 1342 1342/1342 1342 ± 0.00004231 5.008 4.723/5.905 5.118 ± 0.7357
ea19 1342 1342/1342 1342 ± 0.0000165 5.644 5.47/6.725 5.88 ± 0.9106
ea20 1342 1342/1342 1342 ± 0.00001964 5.996 5.888/7.153 6.186 ± 1.033
ea23 1342 1342/1342 1342 ± 0.0000418 5.673 5.452/6.755 5.985 ± 0.9687
ea24 1342 1342/1342 1342 ± 0.00003732 5.218 5.044/6.389 5.526 ± 0.8407
ea25 1342 1342/1342 1342 ± 0.00004308 5.888 5.428/6.709 5.823 ± 0.9356
ea26 1342 1342/1342 1342 ± 0.00001083 1.551 1.504/1.645 1.579 ± 0.1032
ea27 1342 1342/1342 1342 ± 0.00004281 5.728 5.302/6.752 5.78 ± 0.9098
ea28 1342 1342/1342 1342 ± 0.00004267 5.556 5.312/6.445 5.667 ± 0.8398
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002451 5.339 4.977/5.608 4.977 ± 1.126
3 1342 1342/1342 1342 ± 0.00003374 4.857 3.488/5.247 4.35 ± 1.151
5 1342 1342/1342 1342 ± 0.00002451 5.398 5.069/5.626 5.003 ± 1.149
6 1342 1342/1342 1342 ± 0.00002451 5.401 5.074/5.556 4.971 ± 1.105
7 1342 1342/1342 1342 ± 0.00002451 5.407 5.17/5.539 5.035 ± 1.107
8 1342 1342/1342 1342 ± 0.00002451 5.35 5.052/5.564 4.999 ± 1.109
9 1342 1342/1342 1342 ± 0.00002451 5.628 5.3/5.916 5.276 ± 1.182
10 1342 1342/1342 1342 ± 0.00002451 6.098 5.828/6.275 5.639 ± 1.267
11 1342 1342/1342 1342 ± 0.00002451 6.383 6.025/6.533 5.913 ± 1.316
12 1342 1342/1342 1342 ± 0.00002451 6.535 6.255/6.756 6.103 ± 1.377
13 1342 1342/1342 1342 ± 0.00002451 6.903 6.426/7.129 6.415 ± 1.43
14 1342 1342/1342 1342 ± 0.00002503 6.865 6.377/7.181 6.407 ± 1.457
15 1342 1342/1342 1342 ± 0.00002499 6.747 6.343/7.019 6.22 ± 1.44
16 1342 1342/1342 1342 ± 0.00005914 4.019 3.764/4.183 3.766 ± 0.7621
17 1342 1342/1342 1342 ± 0.00006013 4.158 3.904/4.322 3.896 ± 0.7759
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-01-11 11:01:14.392
End
2025-01-11 12:08:58.760
Duration
1:07:44.368
Note, WebLog generation is not included in the time.

CASA logs for stage 8